2021 Heat Socks Only XLP PFI 30 Surround Thin
- Consists of 1 pair of BootDoc's Power Fit Socks integrated with Hotronic's Heating Elements
- Materials: 45% nylon, 25% elasthan, 30% polyester
- Ideal moisture transportation
- Added shin protections
- PFI 30 - Gentle, compression rating of 5-10 mmHg